brl/mutter
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

background: share snippets between pipelines

Browse Source 
Cogl automatically caches pipelines with no eviction policy,
so we need to make sure to reuse snippets to prevent
identical pipelines from getting cached separately.

https://bugzilla.gnome.org/show_bug.cgi?id=696157
This commit is contained in:
Ray Strode 2013-03-25 13:29:36 -04:00
parent 0e58906194
commit 47cf63bebe
1 changed files with 8 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/compositor/meta-background.c
View File

@ -99,7 +99,6 @@ G_DEFINE_TYPE_WITH_CODE (MetaBackground, meta_background, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (CLUTTER_TYPE_CONTENT, G_IMPLEMENT_INTERFACE (CLUTTER_TYPE_CONTENT,
clutter_content_iface_init)) clutter_content_iface_init))
static gboolean static gboolean
meta_background_get_preferred_size (ClutterContent *content, meta_background_get_preferred_size (ClutterContent *content,
gfloat *width, gfloat *width,
@ -535,13 +534,18 @@ static void
add_vignette (MetaBackground *self) add_vignette (MetaBackground *self)
{ {
MetaBackgroundPrivate *priv = self->priv; MetaBackgroundPrivate *priv = self->priv;
CoglSnippet *snippet; static CoglSnippet *snippet = NULL;
ensure_pipeline (self); ensure_pipeline (self);
snippet = cogl_snippet_new (COGL_SNIPPET_HOOK_FRAGMENT, FRAGMENT_SHADER_DECLARATIONS, VIGNETTE_CODE); /* Cogl automatically caches pipelines with no eviction policy,
* so we need to prevent identical pipelines from getting cached
* separately, by reusing the same fragement shader snippet.
*/
if (snippet == NULL)
snippet = cogl_snippet_new (COGL_SNIPPET_HOOK_FRAGMENT, FRAGMENT_SHADER_DECLARATIONS, VIGNETTE_CODE);
cogl_pipeline_add_snippet (priv->pipeline, snippet); cogl_pipeline_add_snippet (priv->pipeline, snippet);
cogl_object_unref (snippet);
cogl_pipeline_set_uniform_1f (priv->pipeline, cogl_pipeline_set_uniform_1f (priv->pipeline,
cogl_pipeline_get_uniform_location (priv->pipeline, cogl_pipeline_get_uniform_location (priv->pipeline,